wiper

• contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
• a mechanical device that cleans the windshield
• a worker who wipes
• One who, or that which, wipes
• Something used for wiping, as a towel or rag
• A piece generally projecting from a rotating or swinging piece, as an axle or rock shaft, for the purpose of raising stampers, lifting rods, or the like, and leaving them to fall by their own weight
• A rod, or an attachment for a rod, for holding a rag with which to wipe out the bore of the barrel

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